【題目】_____ explorers have known a lot about Mars, there is much that we don’t know.

A. Unless B. As C. Though D. Until

【答案】C

【解析】

試題分析：句意：雖然探險者已經(jīng)知道了很多關于火星的事情，但是還有很多我們不知道的。A. Unless除非；B. As作為；C. Though雖然；D. Until直到。根據(jù)句意及語境此題應選C。

練習冊系列答案
相關習題

科目：初中英語 來源： 題型：

【題目】The bed _____ so soft and comfortable.

A. feels B. looks C. tastes D. Smells

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】His father likes going hiking. _______.
A.So does his mother
B.So is his mother
C.So his mother is
D.So his mother does

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】The young man used to _______ to work, but he is used to _______ to work now.
A.drive; walking
B.drove; walked
C.drive; walks
D.driving; walk

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】--We Chinese like drinking wine made _______ rice. -- Really? It’s quite different from us.

A. of B. from C. in D. for

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】–More underground lines should be built in our city!--_____

A.I’m glad to hear that B. Not exactly

C. I couldn’t agree more D. I’m on your side

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】I found ________ eraser.________ eraser is black and white.

A. a；The B. an；An

C. an；The D. an；A

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】—Is this your computer?

—No.________ my sister's.

A. It B. Its

C. It's D. They're

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】He doesn’t want to be late ________ school again, so he eats quickly and runs to school.

A. for B. on C. as D. in

查看答案和解析>>

同步練習冊答案